// example from https://en.cppreference.com/w/cpp/container/vector/vector
//
// added comments to the print vector function, RP
//
#include <vector>
#include <string>
#include <iostream>

// added this and removed std:: throughout, RP:
//
using namespace std;
 
// print vector, comments show alternative/equivalent statements
//
template<typename T>
ostream& operator<<(ostream& s, const vector<T>& v) {
    s.put('[');                         // s << '[';
    char comma[3] = {'\0', ' ', '\0'};  // string comma = "";
    for (const auto& e : v) {
        s << comma << e;
        comma[0] = ',';                 // comma = ", ";
    }
    return s << ']';                    // s << ']'; return s;
}
 
int main() 
{
    // c++11 initializer list syntax:
    vector<string> words1 {"the", "frogurt", "is", "also", "cursed"};
    cout << "words1: " << words1 << '\n';
 
    // words2 == words1
    vector<string> words2(words1.begin(), words1.end());
    cout << "words2: " << words2 << '\n';
 
    // words3 == words1
    vector<string> words3(words1);
    cout << "words3: " << words3 << '\n';
 
    // words4 is {"Mo", "Mo", "Mo", "Mo", "Mo"}
    vector<string> words4(5, "Mo");
    cout << "words4: " << words4 << '\n';

 // added this, RP:
 //
  vector<int> v { 1, 2, 3};
  cout << "v: " << v << endl;
}